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ISO 9296:1988 Acoustics - Declared noise emission values of computer and business equipment
standard by International Organization for Standardization, 04/01/1988
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Specifies the method of determining these values; acoustical and product information to be given in technical documents supplied to users by the manufacturer; the method for verifying the declared noise emission values given by the manufacturers.The basic values are the declared A-weighted sound power level and the declared A-weighted sound pressure level, at the operator or bystander positions.